68856986

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:275

約数の個数: 48

約数和(自身を含む): 120657600

約数和(自身を除く): 51800614

約数列:

[1, 2, 11, 22, 23, 46, 89, 121, 139, 178, 242, 253, 278, 506, 979, 1529, 1958, 2047, 2783, 3058, 3197, 4094, 5566, 6394, 10769, 12371, 16819, 21538, 22517, 24742, 33638, 35167, 45034, 70334, 136081, 247687, 272162, 284533, 386837, 495374, 569066, 773674, 1496891, 2993782, 3129863, 6259726, 34428493, 68856986]

約数ペア:

[(1, 68856986), (2, 34428493), (11, 6259726), (22, 3129863), (23, 2993782), (46, 1496891), (89, 773674), (121, 569066), (139, 495374), (178, 386837), (242, 284533), (253, 272162), (278, 247687), (506, 136081), (979, 70334), (1529, 45034), (1958, 35167), (2047, 33638), (2783, 24742), (3058, 22517), (3197, 21538), (4094, 16819), (5566, 12371), (6394, 10769)]